Reliable Residential Generator Service in NH & MA

Home / Services / Residential Generator Service

Keep Your Home Powered When It Matters Most

At Electrical Technology Solutions, we specialize in residential generator installation that keeps your home running smoothly no matter what the weather brings. Power outages can disrupt comfort, safety, and security, but with a properly installed standby generator, you can enjoy uninterrupted electricity for lighting, appliances, and essential systems. Our licensed electricians design and install generator systems tailored to your home’s power needs, ensuring reliability and efficiency when you need it most.

Large industrial generators installed in a commercial facility – part of ETS generator sales services in New England
ETS technician inspecting and troubleshooting an industrial generator control panel inside a facility

Customized Generator Solutions for Every Home

Every home is unique, and so are its electrical demands. That’s why we provide custom generator installations designed to meet your specific requirements. Whether you want to back up essential circuits or power your entire home, we’ll evaluate your energy usage, determine the ideal generator size, and install a system that provides optimal performance and longevity. We work with trusted, high-quality brands to deliver dependable backup power that lasts.

Scheduled Maintenance & Preventive Care

Professional Installation by Licensed Electricians

A generator is only as reliable as its installation. Our team follows strict electrical codes and manufacturer specifications to ensure a safe, seamless installation. From preparing the site and setting up transfer switches to testing your system for proper operation, we handle every step with precision. Our technicians are trained to integrate your new generator into your existing electrical system safely, ensuring a smooth transition when the power goes out.

Hydroelectric control panel with PLC display inside a power station – part of ETS control system installation and service
ETS technician inspecting outdoor generator control unit with tablet during excitation troubleshooting in fenced industrial site

Maintenance and Support You Can Rely On

Installing a generator is just the beginning. Electrical Technology Solutions offers ongoing maintenance and repair services to keep your system in peak condition. Regular testing and inspections ensure your generator performs flawlessly during emergencies. If issues arise, our responsive service team is ready to diagnose and fix the problem quickly—minimizing downtime and maximizing peace of mind.

ETS technician inspecting outdoor generator control unit with tablet during excitation troubleshooting in fenced industrial site

Seamless Integration with Your Home’s Electrical System

Our expert electricians ensure your new generator operates in harmony with your existing electrical setup. We install automatic transfer switches that detect outages instantly and switch your power source without any manual effort. Once utility power is restored, your system seamlessly transitions back, keeping everything running smoothly and safely. With ETS, you’ll have a backup power solution that feels completely integrated into your home not an afterthought.

Hydroelectric control panel with PLC display inside a power station – part of ETS control system installation and service
ETS technician inspecting outdoor generator control unit with tablet during excitation troubleshooting in fenced industrial site

Safety and Compliance You Can Trust

Safety is at the core of every installation we perform. Electrical Technology Solutions adheres to all NEC (National Electrical Code) requirements and local regulations to ensure your generator is installed properly and safely. We use top-tier wiring materials, surge protection, and grounding techniques to protect your home’s electrical system and appliances from damage. From start to finish, our goal is to deliver a generator installation that’s not only reliable but safe, code-compliant, and built to last.

Why Choose Electrical Technology Solutions?

As a veteran-owned company, ETS takes pride in serving New Hampshire homeowners with integrity, professionalism, and technical excellence. Our electricians bring years of experience and a commitment to customer satisfaction to every project. When you choose ETS, you’re choosing quality workmanship, clear communication, and dependable results you can count on for years to come.

Hydroelectric control panel with PLC display inside a power station – part of ETS control system installation and service

Testimonials

What Our Customers Say About Electrical Technology Solutions

Facility managers and plant operators across New Hampshire, Vermont, Maine, Massachusetts, New York, Connecticut, and Rhode Island trust ETS for fast, expert solutions in generator service, hydroelectric controls, and power automation. With unmatched troubleshooting skills and industry experience, we consistently deliver results our clients depend on—every time.

Simon R.

Hydroelectric Superintendent

5‑star customer rating for ETS testimonial from Simon R.

“ETS is comprised of dedicated, hardworking and ambitious individuals totally committed to their craft. Their goal is to provide the best product they can, and they work diligently to make sure you are happy with the product and the product is reliable. As a superintendent of a hydroelectric plant, every day reveals another problem either as a failure of a component or new rules to follow that require different automation schemes. ETS is fully capable in all phases of project. I have yet to find something that is out of their wheelhouse and trust me, I have a lot of ideas."

Andrew S.

Plant Manager

5‑star customer rating for ETS testimonial from Andrew S.

“I have been working with the ETS team for 5+ years on electrical and electrical control projects in a Hydroelectrical power plant. Ranging form panel refurbishments, troubleshooting and testing, PLC programming and major commissioning and electrical restoration projects. Scott, his engineers and electricians have immediate responses to my needs limiting my generation downtime. Day or night the work is done promptly, safely, and on time. Communication and workmanship are both fantastic. I can't speak highly enough about the knowledge that ETS brings to the table for our various plant systems. ETS is always my first call when dealing with issues throughout the plant.”

Electrical Technology Solutions Service Area

Just A Few Of The Areas We Serve...

Brookline

Hollis

Milford

Amherst

Windham

Bedford

Electrical Technology Solutions Service Area

Just A Few Of The Areas We Serve...

Generator Service

Vermont

Maine

Electrical Technology Solutions

Your Trusted Generator & Power Control Experts in New England

Delivering expert generator service and excitation system solutions with unmatched skill and care. ETS proudly serves commercial and industrial clients across NH, VT, ME, MA, NY, CT, and RI—offering fully licensed, factory-certified service and free estimates you can rely on.

FAQs

Answers to Your Top Generator & Power System Questions — We’re Here to Support Facilities Across New England!

What size generator do I need for my home?

The right generator size depends on your home’s square footage and which appliances or systems you want to power. We’ll perform a full load assessment to determine the best fit.

How long does installation take?

Most residential generator installations can be completed in one to two days, depending on site preparation and electrical complexity.

Do I need a permit for generator installation?

Yes. Our team handles all necessary permits and inspections to ensure your installation complies with local and state electrical codes.

What brands of generators do you install?

We install top-quality brands known for reliability and performance, including Generac, Kohler, and Briggs & Stratton.

How often should my generator be serviced?

We recommend professional maintenance at least once per year to test functionality, replace filters, and check for potential issues.

Can you install both standby and portable generators?

Yes. While most homeowners choose automatic standby generators for whole-home backup, we also install transfer switches for portable units when needed.

CONTACT Electrical Technology Solutions

Expert Generator & Power Control Services Across New England — Book Your Free Estimate Today

Protect your facility with expert generator service, excitation system repair, and hydroelectric control support. Whether it's an emergency fix or a long-term upgrade, ETS offers fast, certified service to help you avoid costly downtime and keep operations running smoothly.

“At ETS, we offer free, no-obligation estimates to help you plan confidently. Our fully insured and factory-certified team proudly serves NH, VT, ME, MA, NY, CT, and RI—delivering high-quality, efficient results, every time.”

ETS Electrical Technology Solutions company logo – trusted generator and hydroelectric service provider in New England

Energizing with ETS—your trusted partner for commercial and residential generator systems and excitation repair services across New England. Headquartered in Bow, NH, we proudly serve NH, VT, ME, MA, NY, CT, and RI with over two centuries of combined, proven field expertise and reliability.

Get in Touch

1357 Route 3A Unit C Bow NH 03304

Copyright 2025. Electrical Technology Solutions. All Rights Reserved.